Do not make claims which you cannot back. The oil prices have actually been FALLING from 1980 to 2000.
Historical Crude Oil Prices Table
And BTW, you cannot compare Euitorial Guinea to Iran because Iran is a big economy (15th largest in the world) and as you said nobody has heard of EG.
GDP (purchasing power parity) - Country Comparison
And BTW, the GDP figures are inflation adjusted.
And BTW, the unemployment is not that bad either.. better than oil-rich-american-obedient countries like Oman, Bahrain, Saudi Arabia.
Unemployment rate - Country Comparison
And BTW, some animals are prone to using lamp post for even better purposes.